5KW high pressure mercury lamp power supply, three-phase 220V power supply, built-in 20KV high voltage lighting circuit, can go an hour on the table of the cover panel can be recorded using a mercury lamp hours, this power supply is constant power controlled by the can locking knob to adjust the output power, digital panel display output power and voltage and current values, internal electromagnetic contactor do overload protection, good operating performance, good stability, high durability, the most suitable production line.